1: from Products.PageTemplates.PageTemplateFile import PageTemplateFile
2: from Products.PageTemplates.PageTemplate import PageTemplate
3: from Products.PageTemplates.ZopePageTemplate import ZopePageTemplate
4: from OFS.Image import Image
5: from webdav.common import rfc1123_date
6:
7: import xml.dom.minidom
8: from OFS.Folder import Folder
9: from xml_helpers import getUniqueElementText,getText
10: import os
11: import re
12: import string
13: import urllib
14: import types
15: from Globals import package_home
16:
17: ZOGIVERSION = "0.9.8 ROC:27.7.2004"
18:
19: def cropf(f):
20: """returns a float with reduced precision"""
21: return float(int(f * 10000)/10000.0)
22:
23:
24: def sendFile(self, filename, type):
25: """sends an object or a local file (in the product) as response"""
26: paths = filename.split('/')
27: object = self
28: # look for an object called filename
29: for path in paths:
30: if hasattr(object, path):
31: object = getattr(object, path)
32: else:
33: object = None
34: break
35: if object:
36: # if the object exists then send it
37: return object.index_html(self.REQUEST.REQUEST, self.REQUEST.RESPONSE)
38: else:
39: # send a local file with the given content-type
40: fn = os.path.join(package_home(globals()), filename)
41: self.REQUEST.RESPONSE.setHeader("Content-Type", type)
42: self.REQUEST.RESPONSE.write(file(fn).read())
43: return
44:
45: def browserCheck(self):
46: """check the browsers request to find out the browser type"""
47: bt = {}
48: ua = self.REQUEST.get_header("HTTP_USER_AGENT")
49: bt['ua'] = ua
50: bt['isIE'] = string.find(ua, 'MSIE') > -1
51: bt['isN4'] = (string.find(ua, 'Mozilla/4.') > -1) and not bt['isIE']
52: nav = ua[string.find(ua, '('):]
53: ie = string.split(nav, "; ")[1]
54: if string.find(ie, "MSIE") > -1:
55: bt['versIE'] = string.split(ie, " ")[1]
56: bt['isMac'] = string.find(ua, 'Macintosh') > -1
57: bt['isWin'] = string.find(ua, 'Windows') > -1
58: bt['isIEWin'] = bt['isIE'] and bt['isWin']
59: bt['isIEMac'] = bt['isIE'] and bt['isMac']
60: bt['staticHTML'] = False
61:
62: return bt
63:
64:
65: class zogiImage(Image):
66: """einzelnes Image"""
67: meta_type="zogiImage"
68:
69: manage_options=ZopePageTemplate.manage_options+(
70: {'label':'Main config','action':'changeZogiImageForm'},
71: )
72:
73:
74: def __init__(self,id,title,baseUrl,queryString,content_type='',precondition=''):
75: """init"""
76: self.id=id
77: self.title=title
78: self.baseUrl=baseUrl
79: self.queryString=queryString
80: self.content_type=content_type
81: self.precondition=precondition
82:
83: def getData(self):
84: """getUrlData"""
85: return urllib.urlopen(self.baseUrl+self.queryString)
86:
87: def changeZogiImageForm(self):
88: """Main configuration"""
89: pt=PageTemplateFile(os.path.join(package_home(globals()), 'zpt/changeZogiImageForm.zpt')).__of__(self)
90: return pt()
91:
92: def changeZogiImage(self,title,baseUrl, queryString,RESPONSE=None):
93: """change it"""
94: self.title=title
95: self.baseUrl=baseUrl
96: self.queryString=queryString
97:
98: if RESPONSE is not None:
99: RESPONSE.redirect('manage_main')
100:
101:
102: def index_html(self, REQUEST, RESPONSE):
103: """
104: Modified version of OFS/Image.py
105:
106: The default view of the contents of a File or Image.
107:
108: Returns the contents of the file or image. Also, sets the
109: Content-Type HTTP header to the objects content type.
110: """
111:
112: # HTTP If-Modified-Since header handling.
113: header=REQUEST.get_header('If-Modified-Since', None)
114: if header is not None:
115: header=header.split( ';')[0]
116: # Some proxies seem to send invalid date strings for this
117: # header. If the date string is not valid, we ignore it
118: # rather than raise an error to be generally consistent
119: # with common servers such as Apache (which can usually
120: # understand the screwy date string as a lucky side effect
121: # of the way they parse it).
122: # This happens to be what RFC2616 tells us to do in the face of an
123: # invalid date.
124: try: mod_since=long(DateTime(header).timeTime())
125: except: mod_since=None
126: if mod_since is not None:
127: if self._p_mtime:
128: last_mod = long(self._p_mtime)
129: else:
130: last_mod = long(0)
131: if last_mod > 0 and last_mod <= mod_since:
132: # Set header values since apache caching will return Content-Length
133: # of 0 in response if size is not set here
134: RESPONSE.setHeader('Last-Modified', rfc1123_date(self._p_mtime))
135: RESPONSE.setHeader('Content-Type', self.content_type)
136: RESPONSE.setHeader('Content-Length', self.size)
137: RESPONSE.setHeader('Accept-Ranges', 'bytes')
138: self.ZCacheable_set(None)
139: RESPONSE.setStatus(304)
140: return ''
141:
142: if self.precondition and hasattr(self,self.precondition):
143: # Grab whatever precondition was defined and then
144: # execute it. The precondition will raise an exception
145: # if something violates its terms.
146: c=getattr(self,self.precondition)
147: if hasattr(c,'isDocTemp') and c.isDocTemp:
148: c(REQUEST['PARENTS'][1],REQUEST)
149: else:
150: c()
151:
152: # HTTP Range header handling
153: range = REQUEST.get_header('Range', None)
154: request_range = REQUEST.get_header('Request-Range', None)
155: if request_range is not None:
156: # Netscape 2 through 4 and MSIE 3 implement a draft version
157: # Later on, we need to serve a different mime-type as well.
158: range = request_range
159: if_range = REQUEST.get_header('If-Range', None)
160: if range is not None:
161: ranges = HTTPRangeSupport.parseRange(range)
162:
163: if if_range is not None:
164: # Only send ranges if the data isn't modified, otherwise send
165: # the whole object. Support both ETags and Last-Modified dates!
166: if len(if_range) > 1 and if_range[:2] == 'ts':
167: # ETag:
168: if if_range != self.http__etag():
169: # Modified, so send a normal response. We delete
170: # the ranges, which causes us to skip to the 200
171: # response.
172: ranges = None
173: else:
174: # Date
175: date = if_range.split( ';')[0]
176: try: mod_since=long(DateTime(date).timeTime())
177: except: mod_since=None
178: if mod_since is not None:
179: if self._p_mtime:
180: last_mod = long(self._p_mtime)
181: else:
182: last_mod = long(0)
183: if last_mod > mod_since:
184: # Modified, so send a normal response. We delete
185: # the ranges, which causes us to skip to the 200
186: # response.
187: ranges = None
188:
189: if ranges:
190: # Search for satisfiable ranges.
191: satisfiable = 0
192: for start, end in ranges:
193: if start < self.size:
194: satisfiable = 1
195: break
196:
197: if not satisfiable:
198: RESPONSE.setHeader('Content-Range',
199: 'bytes */%d' % self.size)
200: RESPONSE.setHeader('Accept-Ranges', 'bytes')
201: RESPONSE.setHeader('Last-Modified',
202: rfc1123_date(self._p_mtime))
203: RESPONSE.setHeader('Content-Type', self.content_type)
204: RESPONSE.setHeader('Content-Length', self.size)
205: RESPONSE.setStatus(416)
206: return ''
207:
208: ranges = HTTPRangeSupport.expandRanges(ranges, self.size)
209:
210: if len(ranges) == 1:
211: # Easy case, set extra header and return partial set.
212: start, end = ranges[0]
213: size = end - start
214:
215: RESPONSE.setHeader('Last-Modified',
216: rfc1123_date(self._p_mtime))
217: RESPONSE.setHeader('Content-Type', self.content_type)
218: RESPONSE.setHeader('Content-Length', size)
219: RESPONSE.setHeader('Accept-Ranges', 'bytes')
220: RESPONSE.setHeader('Content-Range',
221: 'bytes %d-%d/%d' % (start, end - 1, self.size))
222: RESPONSE.setStatus(206) # Partial content
223:
224: data = urllib.urlopen(self.baseUrl+self.queryString).read()
225: if type(data) is StringType:
226: return data[start:end]
227:
228: # Linked Pdata objects. Urgh.
229: pos = 0
230: while data is not None:
231: l = len(data.data)
232: pos = pos + l
233: if pos > start:
234: # We are within the range
235: lstart = l - (pos - start)
236:
237: if lstart < 0: lstart = 0
238:
239: # find the endpoint
240: if end <= pos:
241: lend = l - (pos - end)
242:
243: # Send and end transmission
244: RESPONSE.write(data[lstart:lend])
245: break
246:
247: # Not yet at the end, transmit what we have.
248: RESPONSE.write(data[lstart:])
249:
250: data = data.next
251:
252: return ''
253:
254: else:
255: boundary = choose_boundary()
256:
257: # Calculate the content length
258: size = (8 + len(boundary) + # End marker length
259: len(ranges) * ( # Constant lenght per set
260: 49 + len(boundary) + len(self.content_type) +
261: len('%d' % self.size)))
262: for start, end in ranges:
263: # Variable length per set
264: size = (size + len('%d%d' % (start, end - 1)) +
265: end - start)
266:
267:
268: # Some clients implement an earlier draft of the spec, they
269: # will only accept x-byteranges.
270: draftprefix = (request_range is not None) and 'x-' or ''
271:
272: RESPONSE.setHeader('Content-Length', size)
273: RESPONSE.setHeader('Accept-Ranges', 'bytes')
274: RESPONSE.setHeader('Last-Modified',
275: rfc1123_date(self._p_mtime))
276: RESPONSE.setHeader('Content-Type',
277: 'multipart/%sbyteranges; boundary=%s' % (
278: draftprefix, boundary))
279: RESPONSE.setStatus(206) # Partial content
280:
281: data = urllib.urlopen(self.baseUrl+self.queryString).read()
282: # The Pdata map allows us to jump into the Pdata chain
283: # arbitrarily during out-of-order range searching.
284: pdata_map = {}
285: pdata_map[0] = data
286:
287: for start, end in ranges:
288: RESPONSE.write('\r\n--%s\r\n' % boundary)
289: RESPONSE.write('Content-Type: %s\r\n' %
290: self.content_type)
291: RESPONSE.write(
292: 'Content-Range: bytes %d-%d/%d\r\n\r\n' % (
293: start, end - 1, self.size))
294:
295: if type(data) is StringType:
296: RESPONSE.write(data[start:end])
297:
298: else:
299: # Yippee. Linked Pdata objects. The following
300: # calculations allow us to fast-forward through the
301: # Pdata chain without a lot of dereferencing if we
302: # did the work already.
303: first_size = len(pdata_map[0].data)
304: if start < first_size:
305: closest_pos = 0
306: else:
307: closest_pos = (
308: ((start - first_size) >> 16 << 16) +
309: first_size)
310: pos = min(closest_pos, max(pdata_map.keys()))
311: data = pdata_map[pos]
312:
313: while data is not None:
314: l = len(data.data)
315: pos = pos + l
316: if pos > start:
317: # We are within the range
318: lstart = l - (pos - start)
319:
320: if lstart < 0: lstart = 0
321:
322: # find the endpoint
323: if end <= pos:
324: lend = l - (pos - end)
325:
326: # Send and loop to next range
327: RESPONSE.write(data[lstart:lend])
328: break
329:
330: # Not yet at the end, transmit what we have.
331: RESPONSE.write(data[lstart:])
332:
333: data = data.next
334: # Store a reference to a Pdata chain link so we
335: # don't have to deref during this request again.
336: pdata_map[pos] = data
337:
338: # Do not keep the link references around.
339: del pdata_map
340:
341: RESPONSE.write('\r\n--%s--\r\n' % boundary)
342: return ''
343:
344: RESPONSE.setHeader('Last-Modified', rfc1123_date(self._p_mtime))
345: RESPONSE.setHeader('Content-Type', self.content_type)
346: RESPONSE.setHeader('Content-Length', self.size)
347: RESPONSE.setHeader('Accept-Ranges', 'bytes')
348:
349: # Don't cache the data itself, but provide an opportunity
350: # for a cache manager to set response headers.
351: self.ZCacheable_set(None)
352:
353: data=urllib.urlopen(self.baseUrl+self.queryString).read()
354:
355: if type(data) is type(''):
356: RESPONSE.setBase(None)
357: return data
358:
359: while data is not None:
360: RESPONSE.write(data.data)
361: data=data.next
362:
363: return ''
364:
365:
366: def manage_addZogiImageForm(self):
367: """Form for adding"""
368: pt=PageTemplateFile(os.path.join(package_home(globals()), 'zpt/addZogiImage.zpt')).__of__(self)
369: return pt()
370:
371:
372: def manage_addZogiImage(self,id,title,baseUrl, queryString,RESPONSE=None):
373: """add dgilib"""
374: newObj=zogiImage(id,title,baseUrl, queryString)
375: self.Destination()._setObject(id,newObj)
376: if RESPONSE is not None:
377: RESPONSE.redirect('manage_main')
378:
379:
380:
381: class zogiLib(Folder):
382: """StandardElement"""
383:
384: meta_type="zogiLib"
385: #xxxx
386:
387: manage_options = Folder.manage_options+(
388: {'label':'Main Config','action':'changeZogiLibForm'},
389: )
390:
391: def __init__(self, id, title, dlServerURL, layout="book", basePath="", dlTarget=None, dlToolbarBaseURL=None):
392: """init"""
393:
394: self.id=id
395: self.title=title
396: self.dlServerURL = dlServerURL
397: self.basePath=basePath
398: self.layout=layout
399: if dlTarget:
400: self.dlTarget = dlTarget
401: else:
402: self.dlTarget = "digilib"
403:
404: if dlToolbarBaseURL:
405: self.dlToolbarBaseURL = dlToolbarBaseURL
406: else:
407: self.dlToolbarBaseURL = dlServerURL + "/digimage.jsp?"
408:
409:
410: def version(self):
411: """version information"""
412: return ZOGIVERSION
413:
414: def getContextStatic(self):
415: """get all the contexts which go to static pages"""
416:
417: try:
418: dom=xml.dom.minidom.parse(urllib.urlopen(self.getMetaFileName()))
419: contexts=dom.getElementsByTagName("context")
420:
421: ret=[]
422: for context in contexts:
423: name=getUniqueElementText(context.getElementsByTagName("name"))
424:
425: link=getUniqueElementText(context.getElementsByTagName("link"))
426: if name or link:
427: ret.append((name,link))
428: return ret
429: except:
430: return []
431:
432: def getContextDatabases(self):
433: """get all dynamic contexts"""
434: try:
435: dom=xml.dom.minidom.parse(urllib.urlopen(self.getMetaFileName()))
436: contexts=dom.getElementsByTagName("context")
437: ret=[]
438: for context in contexts:
439: metaDataLinks=context.getElementsByTagName("meta-datalink")
440: for metaDataLink in metaDataLinks:
441: db=metaDataLink.getAttribute("db")
442: link=self.REQUEST['URL1']+"/dl_db?db=%s"%db
443: if db:
444: ret.append((db,link))
445: metaDataLinks=context.getElementsByTagName("meta-baselink")
446:
447: for metaDataLink in metaDataLinks:
448: db=metaDataLink.getAttribute("db")
449: link=self.REQUEST['URL1']+"/dl_db?db=%s"%db
450: if db:
451: ret.append((db,link))
452:
453: return ret
454: except:
455: return ret
456:
457:
458: def formatHTML(self,url,label=None,viewUrl=None):
459:
460: sets=xml.dom.minidom.parse(urllib.urlopen(url)).getElementsByTagName('dataset')
461: ret=""
462: print label
463: if label:
464: ret+="""<a href="%s">%s</a>"""%(viewUrl,label)
465: for set in sets:
466: ret+="<table>"
467: for node in set.childNodes:
468: if hasattr(node,'tagName'):
469: tag=node.tagName
470: label=node.getAttribute("label")
471: if not label:
472: label=tag
473: text=getText(node.childNodes)
474: ret+="""<tr><td><b>%s:</b></td><td>%s</td></tr>"""%(label,text)
475: ret+="</table>"
476: return ret
477:
478:
479: def getMetaData(self):
480: """getMetaData"""
481: try:
482: dom=xml.dom.minidom.parse(urllib.urlopen(self.getMetaFileName()))
483: except:
484: return "error metadata"
485:
486: contexts=dom.getElementsByTagName("context")
487: ret=[]
488: db=self.getDLParam("db")
489: ob=self.getDLParam("object")
490:
491: fn=self.getDLParam("fn")
492: pn=self.getDLParam("pn")
493: if not fn:
494: fn=""
495: if not pn:
496: pn=""
497: if not ob:
498: ob=""
499:
500: for context in contexts:
501: metaDataLinks=context.getElementsByTagName("meta-datalink")
502: for metaDataLink in metaDataLinks:
503:
504: if (db==metaDataLink.getAttribute("db")) or (len(metaDataLinks)==1):
505:
506: link=getUniqueElementText(metaDataLink.getElementsByTagName("metadata-url"))
507: label=getUniqueElementText(metaDataLink.getElementsByTagName("label"))
508: url=getUniqueElementText(metaDataLink.getElementsByTagName("url"))
509:
510: return self.formatHTML(link,label,url)
511:
512: metaDataLinks=context.getElementsByTagName("meta-baselink")
513:
514: for metaDataLink in metaDataLinks:
515:
516: if db==metaDataLink.getAttribute("db") or (len(metaDataLinks)==1):
517:
518: link=getUniqueElementText(metaDataLink.getElementsByTagName("metadata-url"))
519: label=getUniqueElementText(metaDataLink.getElementsByTagName("label"))
520: url=getUniqueElementText(metaDataLink.getElementsByTagName("url"))
521:
522: return self.formatHTML(link+'fn=%s&pn=%s&object=%s'%(fn,pn,ob),label,url)
523: return ret
524:
525:
526: def getDLInfo(self):
527: """get DLInfo from digilib server"""
528: paramH={}
529: baseUrl=self.dlServerURL+"/dlInfo-xml.jsp"
530: try:
531: url=urllib.urlopen(baseUrl+'?'+self.REQUEST['QUERY_STRING'])
532: dom=xml.dom.minidom.parse(url)
533: params=dom.getElementsByTagName('parameter')
534: for param in params:
535: paramH[param.getAttribute('name')]=param.getAttribute('value')
536: return paramH
537: except:
538: return {}
539:
540:
541: def createHeadJS(self):
542: """generate all javascript tags for head"""
543: self.checkQuery()
544: bt = self.REQUEST.SESSION['browserType']
545: if bt['staticHTML']:
546: return
547:
548: pt=PageTemplateFile(os.path.join(package_home(globals()), 'zpt/zogilib_head_js')).__of__(self)
549: return pt()
550:
551: def createParamJS(self):
552: """generate javascript for parameters only"""
553: self.checkQuery()
554: bt = self.REQUEST.SESSION['browserType']
555: if bt['staticHTML']:
556: return
557:
558: pt=PageTemplateFile(os.path.join(package_home(globals()), 'zpt/zogilib_param_js')).__of__(self)
559: return pt()
560:
561:
562: def createScalerImg(self, requestString=None, bottom=0, side=0, width=500, height=500):
563: """generate Scaler IMG Tag"""
564: self.checkQuery()
565: bt = self.REQUEST.SESSION['browserType']
566: # override with parameters from session
567: if self.REQUEST.SESSION.has_key('scalerDiv'):
568: (requestString, bottom, side, width, height) = self.REQUEST.SESSION['scalerDiv']
569: # if not explicitly defined take normal request
570: if not requestString:
571: requestString = self.getAllDLParams()
572: url = self.dlServerURL+'/servlet/Scaler?'+requestString
573: # construct bottom and side insets
574: b_par = ""
575: s_par = ""
576: if (bottom != 0) or (side != 0):
577: b_par = "-" + str(int(bottom))
578: s_par = "-" + str(int(side))
579: tag = ""
580: if bt['staticHTML']:
581: tag += '<div id="scaler"><img id="pic" src="%s&dw=%i&dh=%i" /></div>'%(url, int(width-side), int(height-bottom))
582: else:
583: if bt['isN4']:
584: # N4 needs layers
585: tag += '<ilayer id="scaler">'
586: else:
587: tag += '<div id="scaler">'
588: tag += '<script type="text/javascript">'
589: tag += "var ps = bestPicSize(getElement('scaler'));"
590: # write img tag with javascript
591: tag += 'document.write(\'<img id="pic" src="%s&dw=\'+(ps.width%s)+\'&dh=\'+(ps.height%s)+\'" />\');'%(url, s_par, b_par)
592: tag += '</script>'
593: if bt['isN4']:
594: tag += '</ilayer>'
595: else:
596: tag += '</div>'
597: return tag
598:
599: def createScalerDiv(self, requestString = None, bottom = 0, side = 0, width=500, height=500):
600: """generate scaler img and table with navigation arrows"""
601: self.checkQuery()
602: if requestString != None or bottom != 0 or side != 0:
603: self.REQUEST.SESSION['scalerDiv'] = (requestString, bottom, side, width, height)
604: else:
605: if self.REQUEST.SESSION.has_key('scalerDiv'):
606: # make shure to remove unused parameter
607: del self.REQUEST.SESSION['scalerDiv']
608:
609: pt=PageTemplateFile(os.path.join(package_home(globals()),'zpt/zogilib_img_div')).__of__(self)
610: return pt()
611:
612: def createAuxDiv(self):
613: """generate other divs"""
614: self.checkQuery()
615: bt = self.REQUEST.SESSION['browserType']
616: if bt['staticHTML']:
617: return
618: if bt['isN4']:
619: f = 'zpt/zogilib_divsN4.zpt'
620: else:
621: f = 'zpt/zogilib_divs.zpt'
622: pt=PageTemplateFile(os.path.join(package_home(globals()),f)).__of__(self)
623: return pt()
624:
625:
626: def option_js(self):
627: """javascript"""
628: return sendFile(self, 'js/option.js', 'text/plain')
629:
630: def dl_lib_js(self):
631: """javascript"""
632: return sendFile(self, 'js/dllib.js', 'text/plain')
633:
634: def js_lib_js(self):
635: """javascript"""
636: return sendFile(self, 'js/baselib.js', 'text/plain')
637:
638: def optionwindow(self):
639: """showoptions"""
640: self.checkQuery()
641: if self.REQUEST.has_key('frametarget'):
642: self.dlTarget = self.REQUEST['frametarget']
643: bt = self.REQUEST.SESSION['browserType']
644: if bt['staticHTML']:
645: pt=PageTemplateFile(os.path.join(package_home(globals()), 'zpt/optionwindow_static.zpt')).__of__(self)
646: else:
647: tp = "viewingTools.zpt"
648: if hasattr(self, tp):
649: pt = getattr(self, tp)
650: else:
651: pt=PageTemplateFile(os.path.join(package_home(globals()), 'zpt/optionwindow.zpt')).__of__(self)
652:
653: return pt()
654:
655: def mark1(self):
656: """mark image"""
657: return sendFile(self, 'images/mark1.gif', 'image/gif')
658:
659: def mark2(self):
660: """mark image"""
661: return sendFile(self, 'images/mark2.gif', 'image/gif')
662:
663: def mark3(self):
664: """mark image"""
665: return sendFile(self, 'images/mark3.gif', 'image/gif')
666:
667: def mark4(self):
668: """mark image"""
669: return sendFile(self, 'images/mark4.gif', 'image/gif')
670:
671: def mark5(self):
672: """mark image"""
673: return sendFile(self, 'images/mark5.gif', 'image/gif')
674:
675: def mark6(self):
676: """mark image"""
677: return sendFile(self, 'images/mark6.gif', 'image/gif')
678:
679: def mark7(self):
680: """mark image"""
681: return sendFile(self, 'images/mark7.gif', 'image/gif')
682:
683: def mark8(self):
684: """mark image"""
685: return sendFile(self, 'images/mark8.gif', 'image/gif')
686:
687: def corner1(self):
688: """mark image"""
689: return sendFile(self, 'images/olinks.gif', 'image/gif')
690:
691: def corner2(self):
692: """mark image"""
693: return sendFile(self, 'images/orechts.gif', 'image/gif')
694:
695: def corner3(self):
696: """mark image"""
697: return sendFile(self, 'images/ulinks.gif', 'image/gif')
698:
699: def corner4(self):
700: """mark image"""
701: return sendFile(self, 'images/urechts.gif', 'image/gif')
702:
703: def up_img(self):
704: """mark image"""
705: return sendFile(self, 'images/up.gif', 'image/gif')
706:
707: def down_img(self):
708: """mark image"""
709: return sendFile(self, 'images/down.gif', 'image/gif')
710:
711: def left_img(self):
712: """mark image"""
713: return sendFile(self, 'images/left.gif', 'image/gif')
714:
715: def right_img(self):
716: """mark image"""
717: return sendFile(self, 'images/right.gif', 'image/gif')
718:
719:
720:
721: def index_html(self):
722: """main action"""
723: self.checkQuery()
724: bt = self.REQUEST.SESSION['browserType']
725: tp = "zogiLibMainTemplate"
726:
727: if hasattr(self, tp):
728: pt = getattr(self, tp)
729: else:
730: tpt = self.layout
731:
732: if bt['staticHTML']:
733: tpt = "static"
734:
735: pt=PageTemplateFile(os.path.join(package_home(globals()), 'zpt/zogiLibMain_%s'%tpt)).__of__(self)
736:
737: return pt()
738:
739:
740:
741: def storeQuery(self, more = None):
742: """storeQuery in session"""
743: dlParams = {}
744: for fm in self.REQUEST.form.keys():
745: dlParams[fm] = self.REQUEST.form[fm]
746: # look for more
747: if more:
748: for fm in more.split('&'):
749: try:
750: pv = fm.split('=')
751: dlParams[pv[0]] = pv[1]
752: except:
753: pass
754:
755: # parse digilib mode parameter
756: if 'mo' in dlParams:
757: if len(dlParams['mo']) > 0:
758: modes=dlParams['mo'].split(',')
759: else:
760: modes=[]
761:
762: self.REQUEST.SESSION['query'] = dlParams
763: self.REQUEST.SESSION['dlModes'] = modes
764: self.REQUEST.SESSION['dlInfo'] = self.getDLInfo()
765: if not self.REQUEST.SESSION.has_key('browserType'):
766: self.REQUEST.SESSION['browserType'] = browserCheck(self)
767:
768: return
769:
770: def checkQuery(self):
771: """check if the query has been stored"""
772: if not (self.REQUEST.SESSION and self.REQUEST.SESSION.has_key('query')) :
773: print "ZOGILIB: have to store query!!"
774: self.storeQuery()
775: return
776:
777: def zogilibPath(self, otherbase=None):
778: """returns an URL to the zogiLib instance"""
779: url = self.REQUEST['URL1']
780: # should end with "/"
781: if len(url) > 0 and url[-1] != '/':
782: url += '/'
783: if type(otherbase) is str:
784: url += otherbase
785: else:
786: url += self.basePath
787: # should end with "/"
788: if len(url) > 0 and url[-1] != '/':
789: url += '/'
790: return url
791:
792: def getDLParam(self, param):
793: """returns parameter"""
794: try:
795: return self.REQUEST.SESSION['query'][param]
796: except:
797: return
798:
799: def setDLParam(self, param, value):
800: """sets parameter"""
801: self.REQUEST.SESSION['query'][param] = value
802: return
803:
804: def getAllDLParams(self):
805: """parameter string for digilib"""
806: dlParams = self.REQUEST.SESSION['query']
807: # save modes
808: modes = self.REQUEST.SESSION['dlModes']
809: dlParams['mo'] = string.join(modes, ',')
810: # assemble query string
811: ret = ""
812: for param in dlParams.keys():
813: if dlParams[param] is None: continue
814: val = str(dlParams[param])
815: if val != "":
816: ret += param + "=" + val + "&"
817:
818: # omit trailing "&"
819: return ret.rstrip('&')
820:
821:
822: def setDLParams(self,pn=None,ws=None,rot=None,brgt=None,cont=None):
823: """setze Parameter"""
824:
825: self.setDLParam('brgt', brgt)
826: self.setDLParam('cont', cont)
827: self.setDLParam('ws', ws)
828: self.setDLParam('rot', rot)
829:
830: if pn:
831: # unmark
832: self.setDLParam('mk', None)
833: self.setDLParam('pn', pn)
834:
835: return self.display()
836:
837:
838: def display(self):
839: """(re)display page"""
840: params = self.getAllDLParams()
841: if self.basePath:
842: self.REQUEST.RESPONSE.redirect(self.REQUEST['URL2']+'?'+params)
843: else:
844: self.REQUEST.RESPONSE.redirect(self.REQUEST['URL1']+'?'+params)
845:
846: def getMetaFileName(self):
847: url=self.dlServerURL+'/dlContext-xml.jsp?'+self.getAllDLParams()
848: return urlbase
849:
850: def getToolbarPageURL(self):
851: """returns a toolbar-enabled page URL"""
852: url=self.dlToolbarBaseURL+self.getAllDLParams()
853: return url
854:
855: def getDLTarget(self):
856: """returns dlTarget"""
857: self.checkQuery()
858: s = self.dlTarget
859: # s = 'dl'
860: # if self.getDLParam('fn'):
861: # s += "_" + self.getDLParam('fn')
862: # if self.getDLParam('pn'):
863: # s += "_" + self.getDLParam('pn')
864: return s
865:
866: def setStaticHTML(self, static=True):
867: """sets the preference to static HTML"""
868: self.checkQuery()
869: self.REQUEST.SESSION['browserType']['staticHTML'] = static
870: return
871:
872: def isStaticHTML(self):
873: """returns if the page is using static HTML only"""
874: self.checkQuery()
875: return self.REQUEST.SESSION['browserType']['staticHTML']
876:
877: def getPT(self):
878: """pagenums"""
879: di = self.REQUEST.SESSION['dlInfo']
880: if di:
881: return int(di['pt'])
882: else:
883: return 1
884:
885: def getPN(self):
886: """Pagenum"""
887: pn = self.getDLParam('pn')
888: try:
889: return int(pn)
890: except:
891: return 1
892:
893: def getBiggerWS(self):
894: """ws+1"""
895: ws = self.getDLParam('ws')
896: try:
897: return float(ws)+0.5
898: except:
899: return 1.5
900:
901: def getSmallerWS(self):
902: """ws-1"""
903: ws=self.getDLParam('ws')
904: try:
905: return max(float(ws)-0.5, 1)
906: except:
907: return 1
908:
909: def hasMode(self, mode):
910: """returns if mode is in the diglib mo parameter"""
911: return (mode in self.REQUEST.SESSION['dlModes'])
912:
913: def hasNextPage(self):
914: """returns if there is a next page"""
915: pn = self.getPN()
916: pt = self.getPT()
917: return (pn < pt)
918:
919: def hasPrevPage(self):
920: """returns if there is a previous page"""
921: pn = self.getPN()
922: return (pn > 1)
923:
924: def canMoveLeft(self):
925: """returns if its possible to move left"""
926: wx = float(self.getDLParam('wx') or 0)
927: return (wx > 0)
928:
929: def canMoveRight(self):
930: """returns if its possible to move right"""
931: wx = float(self.getDLParam('wx') or 0)
932: ww = float(self.getDLParam('ww') or 1)
933: return (wx + ww < 1)
934:
935: def canMoveUp(self):
936: """returns if its possible to move up"""
937: wy = float(self.getDLParam('wy') or 0)
938: return (wy > 0)
939:
940: def canMoveDown(self):
941: """returns if its possible to move down"""
942: wy = float(self.getDLParam('wy') or 0)
943: wh = float(self.getDLParam('wh') or 1)
944: return (wy + wh < 1)
945:
946:
947: def dl_StaticHTML(self):
948: """set rendering to static HTML"""
949: self.checkQuery()
950: self.REQUEST.SESSION['browserType']['staticHTML'] = True
951: return self.display()
952:
953: def dl_DynamicHTML(self):
954: """set rendering to dynamic HTML"""
955: self.checkQuery()
956: self.REQUEST.SESSION['browserType']['staticHTML'] = False
957: return self.display()
958:
959: def dl_HMirror(self):
960: """mirror action"""
961: modes = self.REQUEST.SESSION['dlModes']
962: if 'hmir' in modes:
963: modes.remove('hmir')
964: else:
965: modes.append('hmir')
966:
967: return self.display()
968:
969: def dl_VMirror(self):
970: """mirror action"""
971: modes = self.REQUEST.SESSION['dlModes']
972: if 'vmir' in modes:
973: modes.remove('vmir')
974: else:
975: modes.append('vmir')
976:
977: return self.display()
978:
979: def dl_Zoom(self, z):
980: """general zoom action"""
981: ww1 = float(self.getDLParam('ww') or 1)
982: wh1 = float(self.getDLParam('wh') or 1)
983: wx = float(self.getDLParam('wx') or 0)
984: wy = float(self.getDLParam('wy') or 0)
985: ww2 = ww1 * z
986: wh2 = wh1 * z
987: wx += (ww1 - ww2) / 2
988: wy += (wh1 - wh2) / 2
989: ww2 = max(min(ww2, 1), 0)
990: wh2 = max(min(wh2, 1), 0)
991: wx = max(min(wx, 1), 0)
992: wy = max(min(wy, 1), 0)
993: self.setDLParam('ww', cropf(ww2))
994: self.setDLParam('wh', cropf(wh2))
995: self.setDLParam('wx', cropf(wx))
996: self.setDLParam('wy', cropf(wy))
997: return self.display()
998:
999: def dl_ZoomIn(self):
1000: """zoom in action"""
1001: z = 0.7071
1002: return self.dl_Zoom(z)
1003:
1004: def dl_ZoomOut(self):
1005: """zoom out action"""
1006: z = 1.4142
1007: return self.dl_Zoom(z)
1008:
1009: def dl_Move(self, dx, dy):
1010: """general move action"""
1011: ww = float(self.getDLParam('ww') or 1)
1012: wh = float(self.getDLParam('wh') or 1)
1013: wx = float(self.getDLParam('wx') or 0)
1014: wy = float(self.getDLParam('wy') or 0)
1015: wx += dx * 0.5 * ww
1016: wy += dy * 0.5 * wh
1017: wx = max(min(wx, 1), 0)
1018: wy = max(min(wy, 1), 0)
1019: self.setDLParam('wx', cropf(wx))
1020: self.setDLParam('wy', cropf(wy))
1021: return self.display()
1022:
1023: def dl_MoveLeft(self):
1024: """move left action"""
1025: return self.dl_Move(-1, 0)
1026:
1027: def dl_MoveRight(self):
1028: """move left action"""
1029: return self.dl_Move(1, 0)
1030:
1031: def dl_MoveUp(self):
1032: """move left action"""
1033: return self.dl_Move(0, -1)
1034:
1035: def dl_MoveDown(self):
1036: """move left action"""
1037: return self.dl_Move(0, 1)
1038:
1039: def dl_WholePage(self):
1040: """zoom out action"""
1041: self.setDLParam('ww', 1)
1042: self.setDLParam('wh', 1)
1043: self.setDLParam('wx', 0)
1044: self.setDLParam('wy', 0)
1045: return self.display()
1046:
1047: def dl_PrevPage(self):
1048: """next page action"""
1049: pn = self.getPN() - 1
1050: if pn < 1:
1051: pn = 1
1052: self.setDLParam('pn', pn)
1053: # unmark
1054: self.setDLParam('mk', None)
1055: return self.display()
1056:
1057: def dl_NextPage(self):
1058: """next page action"""
1059: pn = self.getPN() + 1
1060: pt = self.getPT()
1061: if pn > pt:
1062: pn = pt
1063: self.setDLParam('pn', pn)
1064: # unmark
1065: self.setDLParam('mk', None)
1066: return self.display()
1067:
1068: def dl_FirstPage(self):
1069: """first page action"""
1070: self.setDLParam('pn', 1)
1071: # unmark
1072: self.setDLParam('mk', None)
1073: return self.display()
1074:
1075: def dl_LastPage(self):
1076: """last page action"""
1077: self.setDLParam('pn', self.getPT())
1078: # unmark
1079: self.setDLParam('mk', None)
1080: return self.display()
1081:
1082: def dl_Unmark(self):
1083: """action to remove last mark"""
1084: mk = self.getDLParam('mk')
1085: if mk:
1086: marks = mk.split(',')
1087: marks.pop()
1088: mk = string.join(marks, ',')
1089: self.setDLParam('mk', mk)
1090: return self.display()
1091:
1092: def dl_db(self,db):
1093: """set db"""
1094: self.setDLParam('db',db)
1095: self.display()
1096:
1097: def changeZogiLibForm(self):
1098: """Main configuration"""
1099: pt=PageTemplateFile(os.path.join(package_home(globals()), 'zpt/changeZogiLibForm.zpt')).__of__(self)
1100: return pt()
1101:
1102: def changeZogiLib(self,title,dlServerURL, version, basePath, dlTarget, dlToolbarBaseURL, RESPONSE=None):
1103: """change it"""
1104: self.title=title
1105: self.dlServerURL=dlServerURL
1106: self.basePath = basePath
1107: self.layout=version
1108: if dlTarget:
1109: self.dlTarget = dlTarget
1110: else:
1111: self.dlTarget = "digilib"
1112:
1113: if dlToolbarBaseURL:
1114: self.dlToolbarBaseURL = dlToolbarBaseURL
1115: else:
1116: self.dlToolbarBaseURL = dlServerURL + "/digimage.jsp?"
1117:
1118: if RESPONSE is not None:
1119: RESPONSE.redirect('manage_main')
1120:
1121:
1122:
1123: ##
1124: ## odd stuff
1125: ##
1126:
1127: def repairZogilib(self, obj=None):
1128: """change stuff that broke on upgrading"""
1129:
1130: msg = ""
1131:
1132: if not obj:
1133: obj = self.getPhysicalRoot()
1134:
1135: print "starting in ", obj
1136:
1137: entries=obj.ZopeFind(obj,obj_metatypes=['zogiLib'],search_sub=1)
1138:
1139: for entry in entries:
1140: print " found ", entry
1141: #
1142: # replace digilibBaseUrl by dlServerURL
1143: if hasattr(entry[1], 'digilibBaseUrl'):
1144: msg += " fixing digilibBaseUrl in "+entry[0]+"\n"
1145: entry[1].dlServerURL = re.sub('/servlet/Scaler\?','',entry[1].digilibBaseUrl)
1146: del entry[1].digilibBaseUrl
1147:
1148: #
1149: # add dlToolbarBaseURL
1150: if not hasattr(entry[1], 'dlToolbarBaseURL'):
1151: msg += " fixing dlToolbarBaseURL in "+entry[0]+"\n"
1152: entry[1].dlToolbarBaseURL = entry[1].dlServerURL + "/digimage.jsp?"
1153:
1154: return msg+"\n\nfixed all zogilib instances in: "+obj.title
1155:
1156:
1157: def manage_addZogiLibForm(self):
1158: """interface for adding zogilib"""
1159: pt=PageTemplateFile(os.path.join(package_home(globals()), 'zpt/addZogiLibForm')).__of__(self)
1160: return pt()
1161:
1162: def manage_addZogiLib(self,id,title,dlServerURL,layout="book",basePath="",dlTarget="digilib",dlToolbarBaseURL=None,RESPONSE=None):
1163: """add dgilib"""
1164: newObj=zogiLib(id,title,dlServerURL, localFileBase, version, basePath, dlTarget, dlToolbarBaseURL)
1165: self.Destination()._setObject(id,newObj)
1166: if RESPONSE is not None:
1167: RESPONSE.redirect('manage_main')
1168:
1169:
1170: class zogiLibPageTemplate(ZopePageTemplate):
1171: """pageTemplate Objekt"""
1172: meta_type="zogiLib_pageTemplate"
1173:
1174:
1175: ## def __init__(self, id, text=None, contentType=None):
1176: ## self.id = str(id)
1177: ## self.ZBindings_edit(self._default_bindings)
1178: ## if text is None:
1179: ## text = open(self._default_cont).read()
1180: ## self.pt_edit(text, contentType)
1181:
1182: def manage_addZogiLibPageTemplateForm(self):
1183: """Form for adding"""
1184: pt=PageTemplateFile(os.path.join(package_home(globals()), 'zpt/addZogiLibPageTemplateForm')).__of__(self)
1185: return pt()
1186:
1187: def manage_addZogiLibPageTemplate(self, id='zogiLibMainTemplate', title=None, layout=None, text=None,
1188: REQUEST=None, submit=None):
1189: "Add a Page Template with optional file content."
1190:
1191: id = str(id)
1192: self._setObject(id, zogiLibPageTemplate(id))
1193: ob = getattr(self, id)
1194: if not layout: layout = "book"
1195: ob.pt_edit(open(os.path.join(package_home(globals()),'zpt/zogiLibMain_%s.zpt'%layout)).read(),None)
1196: if title:
1197: ob.pt_setTitle(title)
1198: try:
1199: u = self.DestinationURL()
1200: except AttributeError:
1201: u = REQUEST['URL1']
1202:
1203: u = "%s/%s" % (u, urllib.quote(id))
1204: REQUEST.RESPONSE.redirect(u+'/manage_main')
1205: return ''
1206:
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